Quizz Computer Science / Python knowledge

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Q1. What does the following Python code do?

print("Bonjour")
*

1 point

nothing

It yield an error message: 'Bonjour: unknown variable"

It opens a windows with the message 'Bonjour"

It displays 'Bonjour' on the Teminal

Q2. What does the following Python code do?

print(3 + 2)
*

1 point

I don't know

It displays "3+2"

It displays 5

It displays '3', then '2'

Q3. What does the following Python code do?

print("3 + 2")

1 point

I do not know

It prints '5'

It prints '32 '

It print '3 + 2'

Q4: What do the following Python code do?

print(x)

1 point

I don't know

it prints 'x'

It does not print anything

It does not print anything. An error occurs

Q5. what does the following Python code do?

x = 5

print(x - 3)

1 point

I do not know

It prints '5 - 3'

It prints '2'

It prints 'x - 3'

Q6. What does the following code print?

x = 0

x = 1

print(x)

1 point

I do not know

It does not print anything. An error occurs

Q7. What does the following code print ?

x = 2

x = x - 1

print(x)

1 point

I do not know

-1

Clear selection

Q8. What does the following Python code print?

print(1 == 2)

1 point

I do not know

It does not print anything. An error occurs

1 == 2

False

True

Q9. What does the following code print?

x = 3 == 3

print(x)

1 point

I do not know

It does not print anything. An error occurs.

True

Q10. What does the following code print?

If 0 == 1:

print("a")

print("b")

1 point

I do not know

It does not print anything

ab (in a column)

Q11. What does the following code print?

if 0 == 1:

print("a")
else:
print("b")
*

1 point

I do not know

ab (in a column)

Q12. What does the following code print?

if 0 == 1:
print("a")
print("b")
else:
print("c")
print("d")

print("e")

1 point

I do not know

ab (in a column)

cd (in a column)

abe (in a column)

cde (in a column)

Q13. What does the following code print?

if 0 == 1:
print("a")
else:
if 1 == 1:
print("b")
else:
print("c")
print("d")

1 point

I do not know

It does not print anything. An error occurs

It does not print anythin. But no error

bd (in a column)

bcd

Q14. How many lines does the following code print?

n = 0
while n > 1:
print("ok")

1 point

I do not know

Theoetically, infinitely many

Q15. How many lines does the following code print?

n = 3
while n > 1:
n = n - 1
print("ok")

1 point

I do not know

Theoretically, infinitely many

Q16. What does the following code print?

x = 1

y = -1
while x < 5:
y = y - 1

x = x * 2

print(x, y) *

1 point

I do not know

x, y

4 -4

4 -3

5 -5

5 -4

8 -4

8 -8

Q17. What does the following code print?

n = 0
while n < 3:
if n < 2:
print("less")
else:
print("more")
n = n + 1 *

1 point

I do not know

less less more

more less less

less more more

Q18. What does the following code print?

for x in [3, 1]:
for y in [2, 4]:
print(x, y)

1 point

I do not know

1 2 \ 3 4 ('\' indicates a line return)

3 2 \ 1 4

3 2 \ 1 2 \ 3 4 \ 1 4

3 2 \ 3 4\ 1 2 \ 1 4

Q19. What does the following code print?

def print_one():
print(1)

1 point

I do not know

It does not print anything

Q20. What does the following code print?

def print_one():
print(1)

print_one()

1 point

It does not pring anything

I do not know

1 \ 1 ('\' stands for a line break)

Q21. Consider the following code:

def print_sum(x, y):
print(x + y)

What is the name of the above-defined function?

1 point

I do not know

def print_sum(x, y)

print_sum(x, y)

print_sum

sum

Clear selection

Q22. Consider the following code:

def print_sum(x, y):
print(x + y)

What are the parameters (or arguments) of the above-defined function?

1 point

I do not know

x, y

x + y

There are none

Q23.

Consider the following code:

def print_sum(x, y):
print(x + y)

Which line(s) correspond(s) to the body of the above-defined function?

1 point

I do not know

The first line

The second line

The first and the second line

There is no function body

Q24. What does the following code print?

def sum(x, y):
print(x)
return x + y

a = 1
b = sum(a, -1)
print(b)

1 point

I do not know

1 \ 0 ('\' is a line break)

0 \ 1

Clear selection

Q25. What does the following code print?

def fun_a(x):
print(x - 1)
return x + 1

def fun_b(y):
print(y)
z = fun_a(x)
print(z)
return z * 2

y = 1
z = fun_b(y)
print(z)

1 point

I do not know

It does not print anything. An error occurs

0 \ 1 \ 2 \ 4

1 \ 0 \ 2 \ 4

4 \ 1 \ 0 \ 2

Clear selection

Option 1

Clear selection

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